Commit 6be547a6 authored by Andi Kleen's avatar Andi Kleen Committed by David S. Miller
Browse files

inet_diag: Add empty bucket optimization to inet_diag too 



Skip quickly over empty buckets in inet_diag.

Signed-off-by: default avatarAndi Kleen <ak@linux.intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6eac5604

net/ipv4/inet_diag.c

+5 −1
Original line number Diff line number Diff line
@@ -782,11 +782,15 @@ static int inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb) 
		struct sock *sk;

		struct hlist_node *node;



		num = 0;



		if (hlist_empty(&head->chain) && hlist_empty(&head->twchain))

			continue;



		if (i > s_i)

			s_num = 0;



		read_lock_bh(lock);

		num = 0;

		sk_for_each(sk, node, &head->chain) {

			struct inet_sock *inet = inet_sk(sk);